CN105952674A - Axial-flow blower with high wind pressure - Google Patents
Axial-flow blower with high wind pressure Download PDFInfo
- Publication number
- CN105952674A CN105952674A CN201610428694.8A CN201610428694A CN105952674A CN 105952674 A CN105952674 A CN 105952674A CN 201610428694 A CN201610428694 A CN 201610428694A CN 105952674 A CN105952674 A CN 105952674A
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- China
- Prior art keywords
- impeller
- air deflector
- axial
- blade
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an axial-flow blower with a high wind pressure. The axial-flow blower comprises a rear flow guider, a motor arranged in the rear flow guider, and an impeller installed on the motor, wherein a front flow guider is arranged on the rear flow guider at the rear end of the impeller; the front flow guider is configured to be a convergent blade grid generating a negative rotational winding effect on an airflow; the motor is installed in the rear flow guider; the motor drives the impeller to rotate to generate rotation kinetic energy, so that the airflow moves along the axial direction of the motor, generates negative rotational winding through the front flow guider, and then enters the impeller; the airflow is accelerated, and then enters the rear flow guider to be rectified and is ejected from an air outlet of the rear flow guider at a certain speed; an angle of entering the impeller, of the airflow, is expanded through the front flow guider, so that the working efficiency of the impeller is maximized, a higher wind pressure is generated after the airflow flows out of the impeller, and higher wind speed and wind pressure are generated after the airflow is rectified through the rear flow guider. According to the axial-flow blower disclosed by the invention, the technical problem of low outlet wind pressure of the axial-flow blower is solved.
Description
Technical field
The present invention relates to a kind of hair-dryer, it is more particularly related to the axial-flow blower of a kind of high blast.
Background technology
In graden machine, hair-dryer is for dispelling ground foreign material, and hair-dryer generally includes: body, be coated on outside body
Shell and be sheathed on the extension nozzle of body front end, body includes motor and is coated on the motor cover outside motor, and motor is pacified
Being loaded in motor cover, the power line of motor needs to be drawn out to outside in motor cover, and the characteristic of axial-flow blower is exactly air output
Greatly, efficiency is high, but current axial-flow blower is disadvantageous in that: air-out blast is relatively low, is not enough to dispel bigger miscellaneous
Thing.
The prior art that the present invention is correlated with see the Chinese invention patent bulletin the of bulletin on May 18th, 2016
No. 205243890, disclose a kind of hair-dryer, comprising: shell, air deflector, the motor being installed in air deflector and peace
The impeller being loaded on motor, described air deflector is installed in shell, and the air-flow of described hair-dryer directly drives described by motor
Impeller forwards air-out, air-flow arbitrarily enters in described impeller, causes impeller work efficiency to reduce, and air-flow produces after flowing out impeller
Raw blast is less, reduces the overall performance of hair-dryer.
Therefore, in view of problem above, it is necessary to propose a kind of new axial-flow blower, to improve the air-out blast of hair-dryer,
Improve the work efficiency of hair-dryer.
Summary of the invention
It is an object of the invention to solve at least the above, and the advantage that at least will be described later is provided.
It is a still further object of the present invention to provide the axial-flow blower of a kind of high blast, groundwork by front air deflector, impeller,
Rear air deflector and motor composition, solve the technical problem that axial-flow blower air-out blast is relatively low.
In order to realize according to object of the present invention and further advantage, it is provided that the axial-flow blower of a kind of high blast, including:
Rear air deflector, the motor arranged in air deflector in the rear and be arranged on the impeller on described motor, described hair-dryer
Being provided with front air deflector, described front air deflector produces negative rotation around effect to air-flow.
Preferably, described front air deflector is provided with several air deflector blades, and described impeller is provided with some impeller blades, described in lead
Stream device blade is deflected shape, and described air deflector blade deflection direction is identical with described impeller blade yawing moment, described leading
Stream device blade and impeller blade inclined make air intake air-flow produce after described front air deflector negative rotation around.
Preferably, the distance between air deflector blade center and impeller blade center along the longitudinal direction along the longitudinal direction is the least
In 1.5 times of impeller blade radial width, and maximum be less than impeller blade radial width 5 times of this distance.
Preferably, described rear air deflector includes fastening the former dome arranged and rear kuppe, and described motor is arranged on front water conservancy diversion
In cover.
Preferably, described former dome includes front outer housing, deflection cone and connects the some front stator blade of front outer housing and deflection cone,
Described motor is installed in described deflection cone, and described front stator blade is provided with the recessed groove extended that caves in from back to front, described depression
Groove connects the outside inside described deflection cone with front outer housing, and the power line of described motor is led to outside body by described recessed groove
Side.
Preferably, described rear kuppe includes mounting cup and the rear outer housing corresponding with described front outer housing, described deflection cone and installation
Correspondence before and after cover, described motor is installed between described deflection cone and mounting cup, and described mounting cup is positioned at described rear outer housing also
Some rear stator blades are set and connect mounting cup and rear outer housing.
Preferably, the rotor self installation cover of described motor extends in rear outer housing, and described impeller is installed on the rotor of described motor
On, described impeller is positioned at described rear outer housing, and described front air deflector fastens the rear end installing outer housing in the rear.
Preferably, described front air deflector includes a horn-like air inlet, annular baffle liner and several described air deflector blades,
Described annular baffle liner is arranged on described horn-like air inlet center, and air deflector blade connects described horn-like air inlet and described
Annular baffle liner, described impeller is provided with flow guiding head, and it is arranged in described annular baffle liner, the periphery of described flow guiding head
It is provided with several described impeller blades.
Preferably, the described front stator blade that described motor power-supply wire passes is thick compared with other front stator blade.
Preferably, described hair-dryer also includes being coated on the shell that front air deflector is peripheral, described front air deflector rear end described outside
Being provided with air-inlet grille on shell, described shell includes the first installing space and the second installing space, described rear kuppe rear outside
It is provided with the installing tache of outward outside cover, in the installing tache of rear kuppe is fixed on described first installing space and extends forward
Go out described shell.
The present invention at least includes following beneficial effect:
1, front air deflector is reducing-pitch thread cascade structure, to air-flow produce negative rotation around, improve hair-dryer complete machine blast；
2, the air-flow in the present invention through front air deflector produce negative rotation around after enter impeller, front air deflector allows airflow into impeller
Angle impeller work efficiency is maximized, air-flow flows out after impeller can produce higher blast；
3, air-flow through impeller accelerate after after entering air deflector rectification carry out rectification, produce higher air-out wind speed.
Part is embodied by the further advantage of the present invention, target and feature by description below, and part also will be by the present invention
Research and practice and be understood by the person skilled in the art.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of described axial-flow blower；
Fig. 2 is the internal structure schematic diagram of described axial-flow blower；
Fig. 3 is the explosive view of described axial-flow blower；
Fig. 4 is the structural representation that described body is overall；
Fig. 5 is the explosive view of described body.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to description word energy
Enough implement according to this.
As Figure 1-5, the present invention provides the axial-flow blower of a kind of high blast, including: shell 1, is installed on shell 1
In body 2, control circuit board 3, battery 4.
Described shell 1 includes that body 11, handle portion 12, air-inlet grille 14,12, described handle are positioned at body 11
Top, described air-inlet grille 14 is installed on the rear end of described body 11 and is positioned at the lower section of described handle portion 12, institute
Stating air-inlet grille 14 and be positioned at the air inlet of described front air deflector rear end, described body 11 is to be assembled by left and right two parts
Together, described body 11 includes the first installing space 111 installing described body 2 and for installing control circuit
Second installing space 112 of plate 3, is provided with air intake space between described first installing space 111 and air-inlet grille 14；Institute
Stating the first installing space 111 and run through described body 11 along the longitudinal direction, described second installing space 112 is positioned at described
The top of one installing space 111, described battery is arranged on the top of described first installing space 111 rear end, described control line
Road plate 3 is installed in the second installing space 112 of described body 11, be provided with outside the rear outer housing of described rear kuppe to
The installing tache 2311 protruded out outward, the installing tache of rear kuppe is fixed in described first installing space and extends anteriorly out described
Outward.
The air intake direction of described hair-dryer defined in the present invention is front, and air-out direction is rear, in order to describe each parts it
Between position relationship, described body 2 is installed in the first installing space 111 of described body 11, and described body 2 wraps
Include rear air deflector, the motor 21 arranged in air deflector in the rear and the impeller 24 being arranged on described motor, described
Being provided with front air deflector 25 on the described rear air deflector of impeller 24 front end, described front air deflector 25 is set to produce air-flow
Negative rotation is around the reducing-pitch thread leaf grating of effect, and in other embodiments, described front air deflector 25 can also be separately provided, with institute
State rear air deflector to be separated from each other.
Described rear air deflector includes rear kuppe 22 and the former dome 23 front and back fastening setting, and described motor 21 is arranged on
In rear kuppe 22.The rear end of described rear kuppe 22 is set to the air outlet of hair-dryer.Described body 2 is fixed on described
First installing space 111 of body 11 is interior and extends back described body 11.
Concrete, described rear kuppe 22 includes the rear outer housing 221 of column type, is positioned at the taper within rear outer housing 221 and leads
Flow cone 222 and some rear stator blade 223 between outer housing 221 and described deflection cone 222, described rear outer housing 221 after connecting
Front end concordant with the front end of deflection cone 222, the rear end of described rear outer housing 221 extends beyond described deflection cone 222, described
Front end outside rear outer housing 221 is provided with some latch part 224 of outward, and described rear stator blade 223 is relative to air road
Footpath is in tilted layout, and after the present invention, stator blade 223 is set to 6；The thickness of the described rear stator blade 223 near top is compared with it
The rear stator blade 223 of his position is thick, and this rear stator blade 223 is provided with the recessed groove 2231 caved in from front to back, described depression
Groove 2231 extends through described rear stator blade 223, and described recessed groove 2231 connects deflection cone 222 inside and rear kuppe 22
Outside, described motor 21 is installed in deflection cone 222 from front to back, is provided with power supply machine 21 frame and holds in described deflection cone 222
Some fixing post 2221, the power line of described motor 21 by described recessed groove 2231 extend to outside, and with control
Wiring board 3 connects, and described motor 21 controls, if described deflection cone 222 front-end surface is provided with by controlling circuit 3 plate
" U " type fluting 2222 run through inside and outside Gan, the shell of described motor 21 is exposed to outside, described fluting from fluting 2222
2222 and rear stator blade 223 interval arrange.After described rear kuppe 22 includes rear outer housing 221, deflection cone 222 and connects
Outer housing 221 and the some rear stator blade 223 of deflection cone 222, described motor 21 is installed in described deflection cone 222, institute
Stating rear stator blade 223 and be provided with the recessed groove 2231 that depression extends, described recessed groove 2231 connects inside described deflection cone 222
With the outside of rear outer housing 221, the power line of described motor 21 is led to outside rear air deflector by described recessed groove 2231.
Described former dome 23 include column type front outer housing 231, be positioned at front outer housing 231 for installing motor 21
Mounting cup 232 and some front stator blade 233 between outer housing 231 and mounting cup 232 before connecting, described front outer housing 231 with
Rear outer housing 221 is corresponding, and described mounting cup 232 is corresponding with the rear end of deflection cone 222, described front stator blade 233 and rear stator blade
Sheet 223 one_to_one corresponding and be set to 6, institute's former dome 23 is installed on rear kuppe 22 from front to back, described motor
21 are coated on inside by described deflection cone 222 with described mounting cup 232, and the rotor of described motor 21 extends anteriorly out described
Mounting cup 232, is provided with corresponding with the latch part 224 of rear outer housing 221 outside the front outer housing 231 of described former dome 23
Snap close seat 234, described rear kuppe 22 and former dome 23 pass through screw by described latch part 224 and described snap close 234
Seat tightens together and realizes fixing；Described impeller 24 is installed on the rotor of described motor 21 and is positioned at described front outer housing 231
Inside, described front air deflector 25 fastens the front end being arranged on described front outer housing 231.Described motor 21, impeller 24 and front,
The centrage of rear kuppe 23,22 is respectively positioned on same straight line.
The power line of described motor 21 is extended to outside by recessed groove 2231 so that the power line of motor 21 is hidden in recessed
Fall into groove 2231 internal, improve security performance, because of being exposed in exhaust air flue, air-out will not be caused any disturbing simultaneously
Stream, improves the overall performance of hair-dryer.
Further regarding to shown in Fig. 5, described front air deflector 25 includes a horn-like air inlet 251, annular baffle liner 253
And several air deflector blades 252, concrete, described front air deflector is provided with several air deflector blades, and described impeller sets
Having some impeller blades, described air deflector blade is deflected shape, described air deflector blade deflection direction and described impeller blade
Yawing moment is identical, described front air deflector blade and impeller blade is inclined makes air intake air-flow after described front air deflector
Produce negative rotation around.Described annular baffle liner 253 is arranged on described horn-like air inlet 251 center, and air deflector blade 252 is even
Connect described horn-like air inlet 251 and described annular baffle liner 253, described impeller 24 is provided with flow guiding head, its configuration
In described annular baffle liner 253, the periphery of described flow guiding head is provided with several impeller blades, described front air deflector blade
252 are correspondingly arranged before and after impeller blade, and described air deflector blade 252 is in deflected shape, and described air deflector blade 252 is inclined
Turn direction identical with described impeller blade yawing moment, described front air deflector blade 252 and impeller blade inclined make into
Pathogenic wind stream produce after described front air deflector 25 negative rotation around, i.e. entered before air deflector 25 flow rotation direction with go out impeller
The flow rotation of 24 is in opposite direction, and when motor 21 impeller 24 rotates, air-flow is rotated by air deflector blade 252
Entering in the blade of impeller 24 periphery, air-flow makes impeller work efficiency through what front air deflector 25 entered impeller 24
Bigization, air-flow can produce faster wind speed and higher blast after flowing out impeller 24, and air-flow is entering after impeller 24 accelerates
Enter rear air deflector rectification and carry out rectification, thus improve the air-out blast of hair-dryer complete machine.
The function of described front air deflector 25 mainly make air-flow import department produce can improve the negative rotation of hair-dryer around, after
The air-flow of the rotation that the mainly rectification of the function of air deflector flows out from impeller, makes the static energy of the deflection air-flow of part become dynamic
Can, some losses caused because of air-flow, the eddy current loss of such as friction loss can be alleviated.Driven by motor impeller rotates,
Produce rotation function so that air-flow along motor axially-movable, air-flow through front air deflector produce negative rotation around after enter impeller,
Front air deflector allows airflow into the angle of impeller and impeller work efficiency is maximized, and air-flow can produce higher after flowing out impeller
Blast, air-flow through impeller accelerate after after entering air deflector rectification carry out rectification, produce higher air-out wind speed, thus carry
The high air-out blast of hair-dryer complete machine.
In the present embodiment, described front air deflector blade 252 is set to be 5, and described front air deflector 25 blade is along front and back
To center and impeller 24 blade center along the longitudinal direction between distance not less than impeller 24 blade radial width 1.5
Times, and maximum be less than impeller 24 blade radial width 5 times of this distance, this distance not only creates acceleration to air-flow,
Reduce the noise of complete machine the most to a certain extent, improve efficiency and the performance of complete machine.
In other embodiments, front air deflector may also be disposed on the rear of impeller, it is ensured that impeller produce air-flow with entered before
The air-flow of air deflector twists and can reach the mesh ground of the present invention.
From the above mentioned, the axial-flow blower of the present invention is provided with front air deflector, and it is reducing-pitch thread cascade structure, produces air-flow
Raw negative rotation around, improve the complete machine blast of hair-dryer；Air-flow through front air deflector produce negative rotation around after enter impeller, front air deflector
The angle allowing airflow into impeller makes impeller work efficiency maximize, and air-flow can produce higher blast after flowing out impeller；With
Time, air-flow through impeller 24 accelerate after after entering air deflector rectification carry out rectification, produce higher air-out wind speed, thus
Improve the air-out blast of hair-dryer.
Although embodiment of the present invention are disclosed as above, but it is not restricted in description and embodiment listed fortune
With, it can be applied to various applicable the field of the invention completely, for those skilled in the art, and can be easily
Realizing other amendment, therefore under the general concept limited without departing substantially from claim and equivalency range, the present invention does not limit
In specific details with shown here as the legend with description.
Claims (10)
1. an axial-flow blower for high blast, the motor including: rear air deflector, arranged in air deflector in the rear and
It is arranged on the impeller on described motor, it is characterised in that: described hair-dryer is provided with front air deflector, and described front air deflector is to gas
The raw negative rotation of miscarriage is around effect.
The axial-flow blower of high blast the most as claimed in claim 1, it is characterised in that described front air deflector is provided with some
Individual air deflector blade, described impeller is provided with some impeller blades, and described air deflector blade is deflected shape, described air deflector leaf
Sheet yawing moment is identical with described impeller blade yawing moment, described front air deflector blade and impeller blade inclined make into
Pathogenic wind stream produce after described front air deflector negative rotation around.
The axial-flow blower of high blast the most as claimed in claim 2, it is characterised in that air deflector blade is along the longitudinal direction
Center and impeller blade center along the longitudinal direction between distance not less than 1.5 times of impeller blade radial width, and should
Maximum be less than impeller blade radial width 5 times of distance.
The axial-flow blower of high blast the most as claimed in claim 2, it is characterised in that described rear air deflector includes fastening
The former dome arranged and rear kuppe, described motor is arranged in former dome.
The axial-flow blower of high blast the most as claimed in claim 4, it is characterised in that described former dome include before outside
Outer housing and the some front stator blade of deflection cone before cover, deflection cone and connection, described motor is installed in described deflection cone, described
Front stator blade is provided with the recessed groove extended that caves in from back to front, and described recessed groove connects inside described deflection cone outside with front outer housing
Side, the power line of described motor is led to outside body by described recessed groove.
The axial-flow blower of high blast the most as claimed in claim 5, it is characterised in that described rear kuppe includes installing
Cover and the rear outer housing corresponding with described front outer housing, described deflection cone is corresponding with before and after mounting cup, described motor be installed on described in lead
Between flow cone and mounting cup, described mounting cup be positioned at described rear outer housing and arrange some rear stator blades connect mounting cup with rear outside
Cover.
The axial-flow blower of high blast the most as claimed in claim 6, it is characterised in that the rotor self installation of described motor
Cover extends in rear outer housing, and described impeller is installed on the rotor of described motor, and described impeller is positioned at described rear outer housing, institute
State front air deflector and fasten the rear end installing outer housing in the rear.
The axial-flow blower of high blast the most as claimed in claim 7, it is characterised in that described front air deflector includes a loudspeaker
Shape air inlet, annular baffle liner and several described air deflector blades, described annular baffle liner is arranged on described horn-like
Air inlet center, air deflector blade connects described horn-like air inlet and described annular baffle liner, described impeller is provided with and leads
Flowing head, it is arranged in described annular baffle liner, and the periphery of described flow guiding head is provided with several described impeller blades.
The axial-flow blower of high blast the most as claimed in claim 8, it is characterised in that described motor power-supply wire passes
Described front stator blade is thick compared with other front stator blade.
The axial-flow blower of high blast the most as claimed in claim 9, it is characterised in that described hair-dryer also includes cladding
At the shell that front air deflector is peripheral, the described shell of described front air deflector rear end being provided with air-inlet grille, described shell includes
First installing space and the second installing space, be provided with the installing tache of outward outside the rear outer housing of described rear kuppe, after lead
Flow in the installing tache covered is fixed on described first installing space and extend anteriorly out described shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610428694.8A CN105952674A (en) | 2016-06-16 | 2016-06-16 | Axial-flow blower with high wind pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610428694.8A CN105952674A (en) | 2016-06-16 | 2016-06-16 | Axial-flow blower with high wind pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105952674A true CN105952674A (en) | 2016-09-21 |
Family
ID=56905840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610428694.8A Pending CN105952674A (en) | 2016-06-16 | 2016-06-16 | Axial-flow blower with high wind pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105952674A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578333A (en) * | 2018-09-17 | 2019-04-05 | 浙江卓远机电科技有限公司 | A kind of impeller composite structure |
| CN113708561A (en) * | 2020-05-20 | 2021-11-26 | 东莞市驰驱电机有限公司 | Brushless motor and impeller thereof |
| CN114109924A (en) * | 2020-08-28 | 2022-03-01 | 宁波方太厨具有限公司 | Impeller, fan system applying same and range hood |
| CN114439776A (en) * | 2022-03-24 | 2022-05-06 | 浙江博来工具有限公司 | Axial-flow type air inlet pipe component of blower |
| CN114575297A (en) * | 2022-04-02 | 2022-06-03 | 重庆弘愿工具(集团)有限公司 | Garden blower |
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| US20110081233A1 (en) * | 2006-06-27 | 2011-04-07 | Reuter Grant L | Enhanced axial air mover system with matrix |
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| CN205805962U (en) * | 2016-06-16 | 2016-12-14 | 苏州金莱克精密机械有限公司 | The axial-flow blower of high blast |
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| US20110081233A1 (en) * | 2006-06-27 | 2011-04-07 | Reuter Grant L | Enhanced axial air mover system with matrix |
| CN201902347U (en) * | 2010-12-29 | 2011-07-20 | 浙江金盾风机风冷设备有限公司 | Axial flow ventilator for automotive test |
| CN202679887U (en) * | 2012-06-27 | 2013-01-16 | 惠州市讯和数码科技有限公司 | Wind-pressure enhanced radiating module |
| CN103836001A (en) * | 2012-11-21 | 2014-06-04 | 无锡市洗选设备厂 | Axial flow type mine ventilator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578333A (en) * | 2018-09-17 | 2019-04-05 | 浙江卓远机电科技有限公司 | A kind of impeller composite structure |
| CN113708561A (en) * | 2020-05-20 | 2021-11-26 | 东莞市驰驱电机有限公司 | Brushless motor and impeller thereof |
| CN114109924A (en) * | 2020-08-28 | 2022-03-01 | 宁波方太厨具有限公司 | Impeller, fan system applying same and range hood |
| CN114439776A (en) * | 2022-03-24 | 2022-05-06 | 浙江博来工具有限公司 | Axial-flow type air inlet pipe component of blower |
| CN114575297A (en) * | 2022-04-02 | 2022-06-03 | 重庆弘愿工具(集团)有限公司 | Garden blower |
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Application publication date: 20160921 |